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Technical content

 16384 bits of read/write nonvolatile memory  256-bit scratchpad ensures integrity of data transfer  Overdrive mode boosts communication to 142 kbits per second  Memory partitioned into 256-bit pages for packetizing data  Data integrity assured with strict read/write protocols  Operating temperature range from -40C to +70C  Over 10 years of data retention COMMON iButton FEATURES  Unique, factory-lasered and tested 64-bit registration number (8-bit family code + 48-bit serial number + 8-bit CRC tester) assures absolute traceability because no two parts are alike  Multidrop controller for MicroLAN  Digital identification and information by momentary contact  Chip-based data carrier compactly stores information  Data can be accessed while affixed to object  Economically communicates to bus master with a single digital signal at 16.3 kbits per second  Standard 16 mm diameter and 1-Wire® protocol ensure compatibility with iButton family  Button shape is self-aligning with cup-shaped probes  Durable stainless steel case engraved with registration number withstands harsh environments  Easily affixed with self-stick adhesive backing, latched by its flange, or locked with a ring pressed onto its rim  Presence detector acknowledges when reader first applies voltage F5 MICROCAN DATA GROUND 0.51 5.89 16.25 17.35D0 0A 000000FBC52B 1-Wire All dimensions are shown in millimeters.

ORDERING INFORMATION

DS1995L-F5+ -40C to +70C F5 MicroCan +Denotes a lead(Pb)-free/RoHS-compliant package. EXAMPLES OF ACCESSORIES DS9096P Self-Stick Adhesive Pad DS9101 Multi-Purpose Clip DS9093RA Mounting Lock Ring DS9093F Snap-In Fob DS9092 i Button Probe iButton DESCRIPTION The DS1995 Memory i Button operates nearly identically to the DS1996. The main differences are: 16 Kbits of memory organized as 64 pages of 32 bytes and a family code of 0A hexadecimal. For further details, refer to the DS1996 data sheet. DS1995 16Kb Memory iButton iButton and 1-Wire are registered trademarks of Maxim Integrated Products, Inc. 19-4895; Rev 8/09

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2009 Maxim Integrated Products Maxim is a registered trademark of Maxim Integrated Products, Inc. 2 of 2

REVISION HISTORY

Updated the Ordering Information table to only show the lead-free version (DS1995-F5+). 1 Updated the F5 MicroCan marking to match PCN H020201. 1 8/09 Removed the UL#913 bullet from the Common iButton Features section. 1